From 8480ae88f0c4b9caf98b02cd2ec02c627b67ed9b Mon Sep 17 00:00:00 2001
From: Thomas Forgione <thomas@forgione.fr>
Date: Tue, 12 Feb 2019 11:11:32 +0100
Subject: [PATCH] Cleaning

---
 src/cache.rs  | 8 ++++----
 src/gclone.rs | 4 ++--
 src/lib.rs    | 8 +++++++-
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/cache.rs b/src/cache.rs
index 1cf0ee9..281c6e3 100644
--- a/src/cache.rs
+++ b/src/cache.rs
@@ -4,7 +4,7 @@ use std::path::PathBuf;
 use std::fs::File;
 use std::io::{Write, BufRead, BufReader};
 use walkdir::WalkDir;
-use crate::{Result, GIT_DIR};
+use crate::{Result, GCLONE_PATH};
 
 /// The cache of gclone.
 ///
@@ -17,7 +17,7 @@ impl Cache {
 
     /// Generates the cache by traversing the files in the git directory.
     pub fn generate() -> Cache {
-        Cache(WalkDir::new(&*GIT_DIR)
+        Cache(WalkDir::new(&*GCLONE_PATH)
             .max_depth(3)
             .into_iter()
             .filter_map(|x| x.ok())
@@ -28,7 +28,7 @@ impl Cache {
     /// Reads the cache file.
     pub fn read() -> Result<Cache> {
 
-        let mut path = PathBuf::from(&*GIT_DIR);
+        let mut path = PathBuf::from(&*GCLONE_PATH);
         path.push(".cdgcache");
 
         let file = File::open(&path)?;
@@ -55,7 +55,7 @@ impl Cache {
 
     /// Writes the current content of the cache to the cache file.
     pub fn write(&self) -> Result<()> {
-        let mut path = PathBuf::from(&*GIT_DIR);
+        let mut path = PathBuf::from(&*GCLONE_PATH);
         path.push(".cdgcache");
         let mut file = File::create(path)?;
 
diff --git a/src/gclone.rs b/src/gclone.rs
index 6dcf102..209ec64 100644
--- a/src/gclone.rs
+++ b/src/gclone.rs
@@ -6,7 +6,7 @@ use std::path::PathBuf;
 
 use colored::*;
 
-use gclone::{GIT_DIR, Cache, Result};
+use gclone::{GCLONE_PATH, Cache, Result};
 
 macro_rules! unwrap {
     ($e: expr) => {
@@ -85,7 +85,7 @@ fn main() -> Result<()> {
     };
 
     // Build path
-    let mut path = PathBuf::from(&*GIT_DIR);
+    let mut path = PathBuf::from(&*GCLONE_PATH);
     path.push(&server);
     path.push(&owner);
     path.push(&repo);
diff --git a/src/lib.rs b/src/lib.rs
index fee9afa..4b72e3b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,7 +9,8 @@ mod cache;
 pub use cache::Cache;
 
 lazy_static! {
-    pub static ref GIT_DIR: String = {
+    /// The directory in which the repositories will be cloned and searched.
+    pub static ref GCLONE_PATH: String = {
         match env::var("GCLONE_PATH") {
             Ok(d) => d,
             Err(e) => {
@@ -32,8 +33,12 @@ macro_rules! impl_from_error {
 }
 
 #[derive(Debug)]
+/// The error type of gclone.
 pub enum Error {
+    /// Couldn't read the GCLONE_PATH env.
     NoGclonePath(env::VarError),
+
+    /// An error occured while manipulating files.
     IoError(io::Error),
 }
 
@@ -59,5 +64,6 @@ impl fmt::Display for Error {
 
 impl error::Error for Error {}
 
+/// The result type of gclone.
 pub type Result<T> = result::Result<T, Error>;